: Open any Office app (like Word), go to File > Account > About Word , and check if you are using the 32-bit or 64-bit version. Download the Correct Pack :
Modern versions of Microsoft Office (including Office 2019, Office 2021, and Microsoft 365) utilize Click-to-Run (C2R) deployment technology instead of traditional MSI installers. This means that language packs are no longer distributed as simple, standalone .exe or .msi files.
You now have a complete offline installer. You can copy the entire C:\OfficeSetup folder to a USB flash drive and take it to any computer that lacks internet access. To perform the offline installation on the target computer: Close all open Office applications. Open on that computer.
Run the Setup32.exe or Setup64.exe file from this virtual drive.
. This allows you to "pre-download" language files to a local network share. Microsoft Learn : Create a config.xml file specifying the language (e.g., setup.exe /download config.xml on a machine with internet access to grab the files. : Move those files to the offline machine and run setup.exe /configure config.xml to install them. Microsoft Learn Legacy Support (Office 2016 and Older) For older versions like Office 2016 microsoft office language pack offline installer work
Files can be stored on a local network share to avoid straining the corporate internet connection when hundreds of PCs need the update. Configuring the Language After Installation
If your offline download XML specifies ProPlus2019Volume but the target machine runs O365ProPlusRetail , the installation will fail. The ODT requires exact matches between the base platform and the language architecture to stitch the files together properly. Architecture Conflicts
What is an Office Language Accessory Pack Offline Installer?
When the .img or .exe file is executed, it unpacks itself and presents the Office installation engine with a complete set of language-specific CAB files. : Open any Office app (like Word), go
: Offline installers are much larger (approx. 4GB+) than online "accessory" packs because they contain the full Office binary files [25].
For users with limited internet access or those managing multiple computers, a is the most efficient way to add display, help, and proofing tools to their suite. This guide explains how to acquire and use these installers for Microsoft 365, Office 2021, 2019, and 2016. How the Offline Installer Works
Administrators use the to "bake" languages into an offline installation package:
Navigate to the official Microsoft Download Center and download the Office Deployment Tool. You now have a complete offline installer
The ODT downloads the .cab files for the requested language to your local machine.
Open the Windows Search bar, type , right-click Command Prompt , and select Run as administrator .
How to Use a Microsoft Office Language Pack Offline Installer Successfully